Situación taxonómica y geográfica de Bryconamericus thomasi Fowler, 1940 - Teleostei, Characidae - / Amalia M. Miquelarena ; Adriana E. Aquino
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ArtículoIdioma: Español, Portugués, Inglés Editor: 2007Descripción: 11 páginasTema(s):
En: Revista Brasileira de Biologia v. 55 n. 4 (1995)Resumen: Abstratc: Bryconamericus Thomasi Fowler (1940) is shown to be a valid speices, and its presence in northwester Argentina is confirmed.The geographic distribution is analized, and a detailed redescription of the species, including new anatomical data, are provided. B. thomasi can be distinguisehed from B. iheringi, which is a morphologically similar and geographically close species, by a combination of meristic and morphometric characters. These include sexually dimorphic modifications of the anal fin in adult specimens.
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Abstratc: Bryconamericus Thomasi Fowler (1940) is shown to be a valid speices, and its presence in northwester Argentina is confirmed.The geographic distribution is analized, and a detailed redescription of the species, including new anatomical data, are provided. B. thomasi can be distinguisehed from B. iheringi, which is a morphologically similar and geographically close species, by a combination of meristic and morphometric characters. These include sexually dimorphic modifications of the anal fin in adult specimens.